Finding the Fourth Proportional to 8,258,059.60, 11,397,363.92 and 5,942,617.09
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Solution
The fourth proportional to 8,258,059.60, 11,397,363.92 and 5,942,617.09 is: 8,201,705.11
Step by Step Solution
- Step 1: Write the proportion equation
8,258,059.60 : 11,397,363.92 = 5,942,617.09 : x - Step 2: Convert to fraction form
8,258,059.60/11,397,363.92 = 5,942,617.09/x - Step 3: Cross multiply
8,258,059.60x = 11,397,363.92 × 5,942,617.09 - Step 4: Simplify right side
8,258,059.60x = 67,730,169,656,846.46 - Step 5: Solve for x
x = 67,730,169,656,846.46/8,258,059.60 - Step 6: Final answer
x = 8,201,705.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.